Finding the Fourth Proportional to 605,061.09, 907,897.82 and 250,329.69

Step by Step Solution

1. Step 1: Write the proportion equation
   605,061.09 : 907,897.82 = 250,329.69 : x
2. Step 2: Convert to fraction form
   605,061.09/907,897.82 = 250,329.69/x
3. Step 3: Cross multiply
   605,061.09x = 907,897.82 × 250,329.69
4. Step 4: Simplify right side
   605,061.09x = 227,273,778,580.63
5. Step 5: Solve for x
   x = 227,273,778,580.63/605,061.09
6. Step 6: Final answer
   x = 375,621.21